64692225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1301}}^1$

素因数の和:1347

約数の個数: 72

約数和(自身を含む): 132225912

約数和(自身を除く): 67533687

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1301, 1989, 2925, 3315, 3825, 3903, 5525, 6505, 9945, 11709, 16575, 16913, 19515, 22117, 32525, 49725, 50739, 58545, 66351, 84565, 97575, 110585, 152217, 199053, 253695, 287521, 292725, 331755, 422825, 552925, 761085, 862563, 995265, 1268475, 1437605, 1658775, 2587689, 3805425, 4312815, 4976325, 7188025, 12938445, 21564075, 64692225]

約数ペア:

[(1, 64692225), (3, 21564075), (5, 12938445), (9, 7188025), (13, 4976325), (15, 4312815), (17, 3805425), (25, 2587689), (39, 1658775), (45, 1437605), (51, 1268475), (65, 995265), (75, 862563), (85, 761085), (117, 552925), (153, 422825), (195, 331755), (221, 292725), (225, 287521), (255, 253695), (325, 199053), (425, 152217), (585, 110585), (663, 97575), (765, 84565), (975, 66351), (1105, 58545), (1275, 50739), (1301, 49725), (1989, 32525), (2925, 22117), (3315, 19515), (3825, 16913), (3903, 16575), (5525, 11709), (6505, 9945)]